Home / 4,538.13-6,807.21-1,251.15

Finding the Fourth Proportional to 4,538.13, 6,807.21 and 1,251.15

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Solution

The fourth proportional to 4,538.13, 6,807.21 and 1,251.15 is: 1,876.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538.13 : 6,807.21 = 1,251.15 : x
  2. Step 2: Convert to fraction form
    4,538.13/6,807.21 = 1,251.15/x
  3. Step 3: Cross multiply
    4,538.13x = 6,807.21 × 1,251.15
  4. Step 4: Simplify right side
    4,538.13x = 8,516,840.79
  5. Step 5: Solve for x
    x = 8,516,840.79/4,538.13
  6. Step 6: Final answer
    x = 1,876.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.